DevOps
Kubernetes, Docker, Terraform, CI/CD pipelines, and cloud infrastructure.
35 articles
FinOps Best Practices: Cloud Financial Management for Engineers
Implement FinOps for cloud cost management. Showback, chargeback, tagging strategies, commitment discounts, anomaly detection, and building cost-aware engineering culture.
Dagger CI/CD: The Future of Pipeline Development (Hands-On Tutorial)
Build CI/CD pipelines as code with Dagger. Containerized, cacheable, and portable pipelines that run the same locally and in CI. Complete guide with examples.
SLO, SLI, SLA Explained: A Practical Guide with Real Examples
Demystifying SLOs, SLIs, and SLAs with real-world examples. Learn how to set error budgets, choose the right indicators, and implement SLO-based alerting.
Platform Engineering Explained: Building an Internal Developer Platform
What is platform engineering and how to build an Internal Developer Platform. Golden paths, Backstage, DevEx metrics, and self-service infrastructure.
Helm Chart Best Practices: Structure, Values, and Testing (2026)
Production Helm chart patterns for Kubernetes. Library charts, schema validation, helmfile, CI/CD integration with GitHub Actions.
OpenTelemetry Distributed Tracing: From Zero to Production
Implement OpenTelemetry distributed tracing across microservices. Setup with OTLP collector, instrumentation for Node.js and Python, and export to Jaeger and Grafana Tempo.
AWS Cost Optimization: 15 Proven Ways to Cut Your Cloud Bill
Practical AWS cost optimization strategies for engineers. Rightsize EC2, leverage Spot instances, optimize S3 storage, use Savings Plans, and implement FinOps.
Ansible Automation: Complete Linux Server Management Tutorial
Automate Linux server configuration with Ansible. Playbooks, roles, variables, handlers, and real-world examples for web servers, databases, and monitoring.
ArgoCD GitOps: Best Practices for Production Deployments
Deploy applications with ArgoCD using GitOps patterns. Learn App of Apps, sync policies, health checks, secrets management, and progressive delivery.
Nginx Reverse Proxy: Performance Tuning and Advanced Configuration
Optimize Nginx as a reverse proxy with worker tuning, caching, compression, keepalive, and buffer settings. Production-ready configuration included.
Kubernetes Pod Autoscaling: HPA, VPA, and KEDA Explained
Master Kubernetes pod autoscaling with HPA, VPA, and KEDA. Real YAML configs and decision framework included.
Terraform Best Practices for Production Infrastructure (2026 Edition)
Production-ready Terraform patterns: state management, module structure, workspaces, drift detection, and CI/CD integration. Hard-won lessons from managing infrastructure at scale.
Docker Compose for Development Environments: Best Practices 2026
Master Docker Compose for local development with hot reload, multi-service orchestration, debugging setup, and production parity. Complete guide for 2026.
Platform Engineering 2.0 in 2026: How Internal Developer Platforms Are Eating DevOps
Platform Engineering is the fastest-growing DevOps trend of 2026. Learn how IDPs like Backstage, Port, and Cortex reduce cognitive load, the Platform as Product mindset, and how to build a platform that developers actually use.
Production Monitoring with Prometheus + Grafana: Complete Setup Guide (2026)
Set up production-grade monitoring with Prometheus and Grafana. Step-by-step guide covering Node Exporter, AlertManager, dashboards, and alerting rules for your infrastructure.
Kubernetes Security Best Practices 2026: The Complete Hardening Guide
Master Kubernetes security with this production-ready guide covering RBAC, Pod Security Standards, network policies, image scanning with Trivy, secrets management, and runtime defense. 2,500+ words with real code examples.
CI/CD Pipeline with GitHub Actions for Next.js on VPS
Build a complete CI/CD pipeline with GitHub Actions to automatically deploy your Next.js application to a VPS. Step-by-step tutorial with real code.
GitHub Actions CI/CD: Deploy Next.js to VPS (2026)
Step-by-step tutorial to automate Next.js deployments to a VPS using GitHub Actions CI/CD pipeline with zero-downtime rollouts.
Docker Multi-Stage Builds: Slash Your Image Size by 90%
Master Docker multi-stage builds to shrink image sizes from 1GB to under 100MB. Real examples for Go, Node.js, and Python with production best practices.
Error Budgets: Stop Wasting Your SRE Team's Time
Learn error budget calculation, implementation, and policies for SRE teams. Practical guide with Prometheus burn rate alerts and real examples.
CI/CD Pipeline With GitHub Actions: The Complete Production Setup
Build a production-grade CI/CD pipeline with GitHub Actions from scratch. Includes Docker builds, security scanning, staging/prod deployments, and rollback strategies.
10 Kubernetes Mistakes That Cost Companies Millions (And How to Fix Them)
Real Kubernetes misconfigurations I've seen destroy uptime and budgets at scale. Avoid these 10 mistakes and save your team thousands per month.
PostgreSQL Performance Tuning: Fix Slow Queries in Production Without Downtime
The exact commands to diagnose and fix slow PostgreSQL queries. Real examples from production databases handling millions of rows — no downtime required.
AWS Lambda vs Containers: Real Cost Comparison Nobody Shows You
Actual dollar numbers: when Lambda is cheaper, when containers win, and the hidden costs that flip the math. Includes calculator examples at 3 traffic levels.
CI/CD Pipeline With GitHub Actions: From Zero to Production in 30 Minutes
A production-ready GitHub Actions CI/CD pipeline that builds, tests, and deploys Docker apps automatically. Real YAML, real patterns, zero fluff.
Linux Performance Tuning: 10 Commands Every DevOps Engineer Must Know
The exact Linux commands I use daily to diagnose slow servers, identify bottlenecks, and tune performance in production — with real examples and what the output actually means.
Nginx Performance Tuning: How I Handle 100K Requests/Second on a $40/mo Server
The exact Nginx configuration tweaks that took my servers from 8K to 100K req/s without upgrading hardware. Real configs, real benchmarks.
Redis Caching Patterns That Slash AWS Costs: A Production SRE Guide
The 6 Redis caching patterns I use to cut AWS RDS costs by 40-60% in high-traffic systems — with real configs, Python examples, and when to use each one.
Zero-Downtime Deployments with GitHub Actions and Kubernetes
The exact GitHub Actions workflow I use for zero-downtime blue/green deployments to Kubernetes — with rollback in under 60 seconds.
Production Kubernetes Monitoring: Prometheus + Grafana Setup That Actually Works
The exact Prometheus and Grafana configuration I use to monitor Kubernetes clusters handling millions of requests per day — with the alert rules that catch issues before users notice.
5 Terraform Patterns That Cut My AWS Bill by 40%
Real infrastructure-as-code patterns I use in production that reduced monthly AWS costs by $8,000 without sacrificing reliability or performance.
Docker Compose vs Kubernetes: When to Use What (2026 Guide)
A practical breakdown of Docker Compose vs Kubernetes — when to use each, real cost differences, and the decision framework I use for production deployments.
How I Audit and Fix SEO Issues on a Next.js Blog (Real Checklist From a Live Site)
A practical walkthrough of auditing SEO on a Next.js 14 blog — fixing dependency CVEs, configuring Vercel env vars, custom domain DNS, and a full on-page SEO review checklist.
AI-Powered DevOps: The 5 Ways Engineers Are Turning AI Skills Into $5K–$20K/Month in 2026
Platform engineering and AI are reshaping DevOps in 2026. Here's exactly how senior engineers are monetizing these skills through freelancing, consulting, and digital products.
Kubernetes Cost Optimization: How I Cut Cloud Bills by 60% Without Sacrificing Uptime
Practical techniques I've used across dozens of production clusters to slash Kubernetes costs — from right-sizing nodes to Spot instances and namespace-level budgets.